nl80211: export hardware bitrate/channel capabilities

This makes nl80211 export the hardware bitrate/channel capabilities
as registered in a wiphy.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 64 insertions, 0 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 9fecf902419c..63695060db9f 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -161,6 +161,9 @@ enum nl80211_commands {
  *      given for %NL80211_CMD_GET_STATION, nested attribute containing
  *      info as possible, see &enum nl80211_sta_stats.
  *
+ * @NL80211_ATTR_WIPHY_BANDS: Information about an operating bands,
+ *      consisting of a nested array.
+ *
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
  */
@@ -195,6 +198,8 @@ enum nl80211_attrs {
         NL80211_ATTR_STA_VLAN,
         NL80211_ATTR_STA_STATS,
 
+        NL80211_ATTR_WIPHY_BANDS,
+
         /* add attributes here, update the policy in nl80211.c */
 
         __NL80211_ATTR_AFTER_LAST,
@@ -280,4 +285,63 @@ enum nl80211_sta_stats {
         NL80211_STA_STAT_MAX = __NL80211_STA_STAT_AFTER_LAST - 1
 };
 
+/**
+ * enum nl80211_band_attr - band attributes
+ * @__NL80211_BAND_ATTR_INVALID: attribute number 0 is reserved
+ * @NL80211_BAND_ATTR_FREQS: supported frequencies in this band,
+ *      an array of nested frequency attributes
+ * @NL80211_BAND_ATTR_RATES: supported bitrates in this band,
+ *      an array of nested bitrate attributes
+ */
+enum nl80211_band_attr {
+        __NL80211_BAND_ATTR_INVALID,
+        NL80211_BAND_ATTR_FREQS,
+        NL80211_BAND_ATTR_RATES,
+
+        /* keep last */
+        __NL80211_BAND_ATTR_AFTER_LAST,
+        NL80211_BAND_ATTR_MAX = __NL80211_BAND_ATTR_AFTER_LAST - 1
+};
+
+/**
+ * enum nl80211_frequency_attr - frequency attributes
+ * @NL80211_FREQUENCY_ATTR_FREQ: Frequency in MHz
+ * @NL80211_FREQUENCY_ATTR_DISABLED: Channel is disabled in current
+ *      regulatory domain.
+ * @NL80211_FREQUENCY_ATTR_PASSIVE_SCAN: Only passive scanning is
+ *      permitted on this channel in current regulatory domain.
+ * @NL80211_FREQUENCY_ATTR_NO_IBSS: IBSS networks are not permitted
+ *      on this channel in current regulatory domain.
+ * @NL80211_FREQUENCY_ATTR_RADAR: Radar detection is mandatory
+ *      on this channel in current regulatory domain.
+ */
+enum nl80211_frequency_attr {
+        __NL80211_FREQUENCY_ATTR_INVALID,
+        NL80211_FREQUENCY_ATTR_FREQ,
+        NL80211_FREQUENCY_ATTR_DISABLED,
+        NL80211_FREQUENCY_ATTR_PASSIVE_SCAN,
+        NL80211_FREQUENCY_ATTR_NO_IBSS,
+        NL80211_FREQUENCY_ATTR_RADAR,
+
+        /* keep last */
+        __NL80211_FREQUENCY_ATTR_AFTER_LAST,
+        NL80211_FREQUENCY_ATTR_MAX = __NL80211_FREQUENCY_ATTR_AFTER_LAST - 1
+};
+
+/**
+ * enum nl80211_bitrate_attr - bitrate attributes
+ * @NL80211_BITRATE_ATTR_RATE: Bitrate in units of 100 kbps
+ * @NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE: Short preamble supported
+ *      in 2.4 GHz band.
+ */
+enum nl80211_bitrate_attr {
+        __NL80211_BITRATE_ATTR_INVALID,
+        NL80211_BITRATE_ATTR_RATE,
+        NL80211_BITRATE_ATTR_2GHZ_SHORTPREAMBLE,
+
+        /* keep last */
+        __NL80211_BITRATE_ATTR_AFTER_LAST,
+        NL80211_BITRATE_ATTR_MAX = __NL80211_BITRATE_ATTR_AFTER_LAST - 1
+};
+
 #endif /* __LINUX_NL80211_H */